Library of Congress Classification:Class T -- Technology

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Class T: Technology is a classification used by the Library of Congress Classification system. This page outlines the subclasses of Class T.{{Cite web|url=https://www.loc.gov/aba/cataloging/classification/lcco/lcco_t.pdf|title=Library of Congress Classification Outline: Class T - Technology|date=2017-08-30|website=Library of Congress|access-date=2017-08-30}}{{Cite web|url=https://www.loc.gov/aba/publications/FreeLCC/T-text.pdf|title=Library of Congress Classification Full Text: CLASS T - Technology|date=2019-05-02|website=Library of Congress|access-date=2019-05-02}}

T - [[Technology]] (general)

:10.5-11.9...................................Communication of technical information

:11.95-12.5.................................Industrial directories

::55-55.3............................................Industrial safety. Industrial accident prevention

:55.4-60.8...................................Industrial engineering. Management engineering

::57-57.97..........................................Applied mathematics. Quantitative methods

:::57.6-57.97.............................................Operations research. Systems analysis

::58.4................................................Managerial control systems

::58.5-58.64.......................................Information technology

::58.6-58.62.......................................Management information systems

::58.7-58.8.........................................Production capacity. Manufacturing capacity

::59-59.2............................................Standardization

::59.5................................................Automation

::59.7-59.77.......................................Human engineering in industry. Man-machine systems

::60-60.8............................................Work measurement. Methods engineering

:61-173.......................................Technical Education. Technical schools

:173.2-174.5...............................Technological change

:175-178.....................................Industrial research. Research and development

:201-342.....................................Patents. Trademarks

:351-385.....................................Mechanical drawing. Engineering graphics

:391-995.....................................Exhibitions. Trade shows. World Fairs.

TA - [[Engineering]] (general). [[Civil engineering]]

:164..........................................Bioengineering

:165..........................................Engineering instruments, meters, etc. Industrial instrumentation

:166-167...................................Human engineering

:168..........................................Systems engineering

:170-171...................................Environmental engineering

:174..........................................Engineering design

:177.4-185................................Engineering economy

:190-194...................................Management of engineering works

:197-198...................................Engineering meteorology

:213-215...................................Engineering machinery, tools, and implements

:329-348...................................Engineering mathematics. Engineering analysis

:349-359...................................Mechanics of engineering. Applied mechanics

:365-367...................................Acoustics in engineering. Acoustical engineering

:401-492...................................Materials of engineering and construction. Mechanics of materials

:495..........................................Disasters and engineering

:501-625...................................Surveying

:630-695...................................Structural engineering (General)

:703-712...................................Engineering geology. Rock mechanics. Soil mechanics. Underground construction

:715-787...................................Earthwork. Foundations

:800-820...................................Tunneling. Tunnels

:1001-1280...............................Transportation engineering

:1501-1820...............................Applied optics. Photonics

:2001-2040...............................Plasma engineering. Applied plasma dynamics

TC - [[Hydraulic engineering]]. [[Marine engineering|Ocean engineering]]

:1-978.................................Hydraulic engineering

::160-181...................................Technical hydraulics

::183-201...................................General preliminary operations. Dredging. Submarine building

::203-380...................................Harbors and coast protective works. Coastal engineering. Lighthouses

::401-506...................................River, lake, and water-supply engineering (General)

::530-537...................................River protective works. Regulation. Flood control

::540-558...................................Dams. Barrages

::601-791...................................Canals and inland navigation. Waterways

::801-978...................................Irrigation engineering. Reclamation of wasteland. Drainage

:1501-1800.........................Ocean engineering

TD - [[Environmental technology]]. [[Sanitary engineering]]

:159-168...................................Municipal engineering

:169-171.8................................Environmental protection

:172-193.5................................Environmental pollution

:194-195...................................Environmental effects of industries and plants

:201-500...................................Water supply for domestic and industrial purposes

::419-428.........................................Water pollution

::429.5-480.7..................................Water purification. Water treatment and conditioning. Saline water conversion

::481-493.........................................Water distribution systems

:511-780...................................Sewage collection and disposal systems. Sewerage

:783-812.5................................Municipal refuse. Solid wastes

:813-870...................................Street cleaning. Litter and its removal

:878-894...................................Special types of environment. Including soil pollution, air pollution, noise pollution

:895-899...................................Industrial and factory sanitation

::896-899.........................................Industrial and factory wastes

:920-934...................................Rural and farm sanitary engineering

:940-949...................................Low temperature sanitary engineering

:1020-1066...............................Hazardous substances and their disposal

TE - [[Highway engineering]]. [[Road]]s and pavements

:175-176.5................................Highway design. Interchanges and intersections

:177-178.8................................Roadside development. Landscaping

:200-205...................................Materials for roadmaking

:206-209.5................................Location engineering

:210-228.3................................Construction details. Including foundations, maintenance, equipment

:250-278.8................................Pavements and paved roads

:279..........................................Streets

:279.5-298................................Pedestrian facilities

::280-295.........................................Sidewalks. Footpaths. Flagging

::298................................................Curbs. Curbstones

TF - [[Railway engineering|Railroad engineering]] and operation

:200-320...................................Railway construction

:340-499...................................Railway equipment and supplies

:501-668...................................Railway operation and management

:670-851...................................Local and light railways

::840-851.........................................Elevated railways and subways

:855-1127.................................Electric railways

:1300-1620................................High speed ground transportation

TG - [[Bridge (engineering)|Bridge engineering]]

:1-470................................Bridge engineering

TH - Building construction

:845-895...................................Architectural engineering. Structural engineering of buildings

:900-915...................................Construction equipment in building

:1000-1725...............................Systems of building construction. Including fireproof construction, concrete construction

:2025-3000...............................Details in building design and construction. Including walls, roofs

:3301-3411...............................Maintenance and repair

:4021-4977...............................Buildings: Construction with reference to use. Including public buildings, dwellings

:5011-5701...............................Construction by phase of the work (Building trades)

:6014-6081...............................Environmental engineering of buildings. Sanitary engineering of buildings

:6101-6887...............................Plumbing and pipefitting

:7005-7699...............................Heating and ventilation. Air conditioning

:7700-7975...............................Illumination. Lighting

:8001-8581...............................Decoration and decorative furnishings

:9025-9745...............................Protection of buildings. Including protection from dampness, fire, burglary

TJ - [[Mechanical engineering]] and [[machinery]]

:163.13-163.25..........................Power resources

:163.26-163.5............................Energy conservation

:170-179...................................Mechanics applied to machinery. Dynamics

:181-210...................................Mechanical movements

:210.2-211.47............................Mechanical devices and figures. Automata. Ingenious mechanisms. Robots (General)

:212-225...................................Control engineering systems. Automatic machinery (General)

:227-240...................................Machine design and drawing

:241-254.7................................Machine construction (General)

:255-265...................................Heat engines

:266-267.5................................Turbines. Turbomachines (General)

:268-740...................................Steam engineering

::603-695.........................................Locomotives

:751-805...................................Miscellaneous motors and engines. Including gas, gasoline, diesel engines

:807-830...................................Renewable energy sources

:836-927...................................Hydraulic machinery

:940-940.5................................Vacuum technology

:950-1030..................................Pneumatic machinery

:1040-1119................................Machinery exclusive of prime movers

:1125-1345................................Machine shops and machine shop practice

:1350-1418................................Hoisting and conveying machinery

:1425-1475................................Lifting and pressing machinery

:1480-1496................................Agricultural machinery. Farm machinery

:1501-1519................................Sewing machines

TK - [[Electrical engineering]]. [[Electronics]]. [[Nuclear engineering]]

:301-399...................................Electric meters

:452-454.4................................Electric apparatus and materials. Electric circuits. Electric networks

:1001-1841...............................Production of electric energy or power. Powerplants. Central stations

:2000-2891...............................Dynamoelectric machinery and auxiliaries. Including generators, motors, transformers

:2896-2985...............................Production of electricity by direct energy conversion

:3001-3521...............................Distribution or transmission of electric power

:4001-4102...............................Applications of electric power

:4125-4399...............................Electric lighting

:4601-4661...............................Electric heating

:5101-6720...............................Telecommunication. Including telegraphy, telephone, radio, radar, television

:7800-8360...............................Electronics

::7885-7895.....................................Computer engineering. Computer hardware

::8300-8360.....................................Photoelectronic devices (General)

:9001-9401...............................Nuclear engineering. Atomic power

:9900-9971...............................Electricity for amateurs. Amateur constructors' manuals

TL - [[Motor vehicle]]s. [[Aeronautics]]. [[Astronautics]]

:1-484.......................................Motor vehicles. Cycles

:500-777...................................Aeronautics. Aeronautical engineering

:780-785.8................................Rocket propulsion. Rockets

:787-4050.................................Astronautics. Space travel

TN - [[Mining engineering]]. [[Metallurgy]]

:263-271...................................Mineral deposits. Metallic ore deposits. Prospecting

:275-325...................................Practical mining operations. Safety measures

:331-347...................................Mine transportation, haulage and hoisting. Mining machinery

:400-580...................................Ore deposits and mining of particular metals

:600-799...................................Metallurgy

:799.5-948................................Nonmetallic minerals

:950-997...................................Building and ornamental stones

TP - Chemical technology

:155-156...................................Chemical engineering

:200-248...................................Chemicals: Manufacture, use, etc.

:248.13-248.65.........................Biotechnology

:250-261...................................Industrial electrochemistry

:267.5-301................................Explosives and pyrotechnics

:315-360...................................Fuel

:368-456...................................Food processing and manufacture

:480-498...................................Low temperature engineering. Cryogenic engineering. Refrigeration

:500-660...................................Fermentation industries. Beverages. Alcohol

:670-699...................................Oils, fats, and waxes

::690-692.5......................................Petroleum refining. Petroleum products

:700-746...................................Illuminating industries (Nonelectric)

:751-762...................................Gas industry

:785-869...................................Clay industries. Ceramics. Glass

:875-888...................................Cement industries

:890-933...................................Textile bleaching, dyeing, printing, etc.

:934-945...................................Paints, pigments, varnishes, etc.

:1080-1185...............................Polymers and polymer manufacture

TR - [[Photography]]

:250-265...................................Cameras

:287-500...................................Photographic processing. Darkroom technique

:504-508...................................Transparencies. Diapositives

:510-545...................................Color photography

:550-581...................................Studio and laboratory

:590-620...................................Lighting

:624-835...................................Applied photography. Including artistic, commercial, medical photography, photocopying processes

:845-899...................................Cinematography. Motion pictures

:925-1050.................................Photomechanical processes

TS - [[Manufacturing|Manufactures]]

:155-194...................................Production management. Operations management

:195-198.8................................Packaging

:200-770...................................Metal manufactures. Metalworking

:780-788...................................Stonework

:800-937...................................Wood technology. Lumber

::840-915.........................................Wood products. Furniture

::920-937.........................................Chemical processing of wood

:940-1047..................................Leather industries. Tanning

:1060-1070................................Furs

:1080-1268................................Paper manufacture and trade

:1300-1865................................Textile industries

:1870-1935................................Rubber industry

:1950-1982................................Animal products

:2120-2159................................Cereals and grain. Milling industry

:2220-2283................................Tobacco industry

:2284-2288................................Animal feeds and feed mills. Pet food industry

TT - [[Handicraft]]s. Arts and crafts

:161-170.7................................Manual training. School shops

:174-176...................................Articles for children

:180-200...................................Woodworking. Furniture making. Upholstering

:201-203...................................Lathework. Turning

:205-267...................................Metalworking

:300-382.8................................Painting. Wood finishing

:387-410...................................Soft home furnishings

:490-695...................................Clothing manufacture. Dressmaking. Tailoring

:697-927...................................Home arts. Homecrafts. Including sewing, embroidery, decorative crafts

:950-979...................................Hairdressing. Beauty culture. Barbers' work

:980-999...................................Laundry work

TX - [[Home economics]]

:301-339...................................The house. Including arrangement, care, servants

:341-641...................................Nutrition. Foods and food supply

:642-840...................................Cooking

:851-885...................................Dining-room service

:901-946.5................................Hospitality industry. Hotels, clubs, restaurants, etc. Food service

:950-953...................................Taverns, barrooms, saloons

:955-985...................................Building operation and housekeeping

:1100-1105...............................Mobile home living

:1110........................................Recreational vehicle living